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Oracle 1z0-1084-26 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Leveraging Serverless Technologies for Cloud Native Development33%- API Gateway
  • 1. Process traffic from API clients
    • 2. Route API traffic to backend services
      - OCI Streaming
      • 1. Integrate systems using OCI Streaming
        • 2. Use streaming for serverless and managed application architectures
          - Oracle Functions
          • 1. Develop serverless applications with Oracle Functions
            - OCI Queue
            • 1. Implement asynchronous messaging for microservices
              - OCI Events
              • 1. Build event-driven serverless applications
                Topic 2: Testing and Securing Cloud Native Applications13%- Cloud Native Security
                • 1. Apply security measures for cloud native development
                  • 2. Manage sensitive configuration information
                    • 3. Use OCI Vault to securely manage encryption keys
                      - Cloud Native Testing
                      • 1. Cloud native testing methodologies
                        • 2. Testing strategies for cloud native applications
                          Topic 3: Cloud Native Fundamentals11%- Cloud Native Principles
                          • 1. Key pillars of cloud native development
                            • 2. Fundamentals of cloud native development
                              - Microservices Architecture
                              • 1. Microservices architecture
                                • 2. Microservices design methodology
                                  Topic 4: Cloud Native Applications and Containerization33%- Docker and Containerization
                                  • 1. Docker architecture and components
                                    • 2. Containerization concepts
                                      - Oracle Cloud Infrastructure Registry
                                      • 1. Pull container images from OCIR
                                        • 2. Push container images to OCIR
                                          - Container Orchestration
                                          • 1. Role of container orchestration
                                            • 2. Deploy containerized applications on Oracle Kubernetes Engine
                                              Topic 5: Monitoring and Troubleshooting Cloud Native Applications10%- OCI Monitoring
                                              • 1. Use OCI Monitoring to view metrics
                                                - Monitoring, Logging, and Tracing
                                                • 1. Troubleshoot cloud native applications
                                                  • 2. Perform monitoring, logging, and tracing tasks
                                                    - OCI Logging
                                                    • 1. Enable and manage logs
                                                      • 2. Search and analyze logs

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                                                        Oracle Cloud Infrastructure Developer Professional Sample Questions (Q55-Q60):

                                                        NEW QUESTION # 55
                                                        Which one of the following is NOT a valid backend-type supported by Oracle Cloud Infrastructure (OCI) API Gateway?

                                                        Answer: A

                                                        Explanation:
                                                        Oracle Cloud Infrastructure (OCI) API Gateway supports various backend-types to handle incoming requests and route them to the appropriate backend service. However, " ORACLE_STREAMS_BACKEND " is not a valid backend-type in OCI API Gateway. " STOCK_RESPONSE_BACKEND " is a valid backend-type that allows you to configure static responses directly in the API Gateway without routing requests to any specific backend service. This can be useful for handling simple requests or returning predefined responses. " HTTP BACKEND " is another valid backend-type that enables routing requests to an HTTP backend service. " ORACLE_FUNCTIONS_BACKEND " is a valid backend-type that allows you to route requests to Oracle Functions, which are serverless functions that can be used to execute specific logic or operations. However, " ORACLE_STREAMS_BACKEND " is not a valid backend-type in OCI API Gateway. The API Gateway does not have native support for Oracle Streams as a backend service. Oracle Streams is a feature of Oracle Database that provides a publish-subscribe mechanism for data replication and distribution within an Oracle Database environment. It is not directly integrated as a backend service in OCI API Gateway.


                                                        NEW QUESTION # 56
                                                        Which design pattern is used when a microservice needs to atomically perform a database write and send a notification event using a single local transaction?

                                                        Answer: B

                                                        Explanation:
                                                        The Transactional Outbox pattern addresses the distributed-system dual-write problem by recording both the business-state change and an outgoing event within one local database transaction. Rather than attempting to atomically update a database and independently publish to a messaging platform, the service writes the event into an outbox table alongside the business update. Because both database modifications occur within the same transaction, they commit or roll back together. A separate publisher subsequently reads the outbox and sends the event to the messaging infrastructure. Oracle ' s current microservices architecture documentation explicitly identifies Transactional Outbox as the pattern for sending a message and performing a data manipulation operation within a single local transaction. Saga and CQRS address different distributed-system concerns.


                                                        NEW QUESTION # 57
                                                        Which special column in the OCI Logging Query Language represents the raw text of the entire original log message?

                                                        Answer: C

                                                        Explanation:
                                                        Oracle ' s Logging Query Language specification defines logContent as aspecial column representing the text of the whole original message. This field is particularly valuable when the required information is not available through a known indexed JSON field or when administrators need full-text matching across the original log payload. For example, Oracle documents queries such as where logContent = ' *ERROR* ' to return log lines containing the specified text. messageBody, rawPayload, and eventSource are not documented LQL special columns representing the complete original message. Individual services can contain fields such as data.message, but those fields are part of the service-specific structured payload rather than the universal raw-message special column. Therefore, A is correct.


                                                        NEW QUESTION # 58
                                                        You are designing an automated integration testing strategy for a containerized microservice deployed to an Oracle Cloud Infrastructure (OCI) Container Engine for Kubernetes (OKE) cluster. The microservice ' s integration tests must write test events to an OCI Stream within a specific compartment. To comply with security mandates, you must avoid the use of hardcoded credentials, long-lived API signing keys, or manual token injection during the automated test execution. Which TWO configurations are required to securely authorize the test suite to access the OCI Streaming service? (Choose TWO.)

                                                        Answer: B,D

                                                        Explanation:
                                                        For OKE workloads running on managed worker nodes, OCI Instance Principals provide credential-free access to OCI APIs. Oracle documents creating a dynamic group containing the worker-node Compute instances, commonly using a matching rule based on instance.compartment.id, and then granting that dynamic group appropriate permissions through an IAM policy. Streaming permissions can authorize publishing to streams without embedding user credentials in application configuration. Hardcoded Auth Tokens violate the stated security requirement, root privileges do not bypass OCI IAM authentication, and security lists only control network traffic rather than service authorization. For modern enhanced OKE clusters, Oracle now provides Workload Identity for finer-grained pod-level authorization and recommends it where appropriate; however, among the options supplied, the documented instance-principal configuration is A and B.


                                                        NEW QUESTION # 59
                                                        Which feature is typically NOT associated with Cloud Native?

                                                        Answer: E

                                                        Explanation:
                                                        The feature that is typically NOT associated with Cloud Native is " Application Servers. " Cloud Native architecture emphasizes lightweight, scalable, and containerized deployments, which often replace traditional monolithic application servers. Instead of relying on application servers, Cloud Native applications are typically deployed as containerized microservices that can be orchestrated and managed using container orchestration platforms like Kubernetes. This approach enables greater flexibility, scalability, and agility in deploying and managing applications. While application servers have been widely used in traditional application architectures, they are not a characteristic feature of Cloud Native architectures. Cloud Native architectures focus on containerization, declarative APIs, immutable infrastructure, and service meshes to enable efficient and scalable deployment and management of applications.


                                                        NEW QUESTION # 60
                                                        ......

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